Definition of: thoughtful

(thôt′fəl) adjective
1. Full of thought; meditative: a thoughtful face.
2. Showing, characterized by, or employed in thought; promotive of thought.
3. Attentive; careful; especially, manifesting regard for others; considerate: often with of or an infinitive: thoughtful of one's reputation; thoughtful to lay up a store for winter.
—thought′ful·ly adverb
—thought′ful·ness noun Synonyms: attentive, careful, circumspect, considerate, heedful, mindful, provident. An attentive person waits upon another to supply what is needed or desired. A thoughtful person provides in advance for needs and wishes not yet manifested. A considerate person carefully spares another all that would harm, grieve, or annoy; one who is circumspect carefully avoids all that might compromise himself. See SEDATE. Antonyms: careless, gay, giddy, heedless, inadvertent, inattentive, inconsiderate, neglectful, negligent, reckless, remiss.